mars

At the center of our Solar System is the Sun. There are eight planets which move around it (there used to be nine until scientists decided that Pluto should no longer be considered a planet). The planets travel around the Sun in paths that are roughly (though not quite) circular and are kept from flying off into space by the Sun's gravitational field....(Read More)

Did you know that we have found liquid water on Mars? Did you know that we could begin manned exploration of Mars within a decade? The only way to ensure the survival of the human race is by colonizing other planets; find out why! (87% complete, at least 25 words missing)